64. 
The Trilobites described under Encrinurus are as follows: 
AFRICAN. 
Encrinurus cresta-galli Woodward, Quart. Jour. Geol. Soc., vol. 29, p. 
32, plate 2, figs. 6 and 7, referred by Lake to Phacops, Devonian. 
NortH AMERICAN. 
Encrinurus elegatulus, Billings, Cat. Sil. Foss Anticosti, p. 62. f 
Prova nly a species Gf CYUGIE. ics ieee id Ordovician. 
vigilans, Hall, Palacont, IN. Y,, vol. 1, p. 245, plate 65, tig. 
BAN sence ee rire es an ee es ce ‘Trenton. 
raricostatus, Walcott, 31st Rep. N. Y. State Mus., p. 69..... Trenton. 
——vyannulus, Clarke, Geol. Minnesota Palaeont., vol, 3, p. 709..Trenton. 
—cristatus, Clarke, ’ a % Oy 7a fenton, 
——tuberculosus, Collie, Bull. Geol. Soc. Amer., vol. 14, p. 218, 
plate 14, fig. 3; same term used by Buckland for a species 
Gi tis SEnus Wriclw, Dteat, USSF Ci i cr eee Trenton. 
——deltoides, Shumard, Geol. Missouri, p. 198, plate B, fig. 10...Silurian. 
——Trentonensis, Walcott, 31st Rep. N. Y. State Mus., p. 68...Trenton. 
fereus, Hall, 2ot Rep, N, VY. State Mus., p. 375, plate 20, 
ST Reni aner perc ened MVE eahie dl ciel AU soe CN ear rin Niagara. 
——Hgani, Miller, Cinn. Soc. Nat. Hist., vol. 2, p. 254, plate 15, i 
EVE Deyn ce a ray coeur eas ci peri civ iy yh iwecerniave an Gren io Niagara. 
Ortiatis, clall, Palacont IN. Vi, Vol. 2, p. 367, plale SOA, 
sige eee ter ree ere eg Woche Clinton. 
——Threcheri, Foreste, Bull. Denison Univ., vol. 2, p. 101, plate 8, 
Mirae ee te ne nae Clinton. 
Americanus, Vogdes, Des. new species Clinton group, p. 1...Clinton. 
Indianaensis, Kindle, Geol. Indiana, vol. 28, p. 482, plate 24, 
sR ees ee an eee re eee or eee rt con | Niagara. 
——phlyctainodes (Green), Miller, Cat. Amer. Foss, 2nd Ed., 
1 BU acc inies avidin PE ne eae ins faye Niagara. 
This species which Dr. Green, Amer, Jour. Sci., vol. 32, p. 
167, compares with Calymmene variolarts Brong., Hall 
teters 1f to Lichas, Paleont NN, W., vol. 2, p. 314, plate 7o, 
HPS. SAH Co nish ite FAL anaes Niagara. ‘ 
AUSTRALIAN. 
Encrinurus Barrandei, DeKonick, Resch. Pal. Foss. Sud. Aust., 
i L5L; Plate 1, We) esis ete ec eeis ieee eee ecsetrpn ects Silurian. 
Cromus Murchisoni, DeKonick, Resch. Pal Foss. Sud. Aust, p. 
BS, DIAC Tt 0. ct vers eee te ee cece cneerce Silurian 
Encrinurus Bowningi, Foerste, Bull. Denison Univ., vol. 3, p. 122. 
DISte To, OS se avoir ian 1a Get uly Silurian. 
